These, he said, failed to demonstrate the paradoxical effects.

"They have the paradoxical effect of making people gain weight."

Yet there is a paradoxical effect as well: the harder the war has been, the more the public wants it to proceed.

At that moment, striking out against the hated group has a paradoxical effect: it makes the one who hates feel good about himself.

The focus on the race of victims, rather than defendants, has a paradoxical effect.

My colleagues and I have identified many different reasons increased choice can have these paradoxical effects.

We studied if active Stat3 could be involved in this paradoxical effect of antiandrogens.

The paradoxical effect of these warnings has been to encourage, rather than discourage, visitors.

Further, the current system appears to have paradoxical effects.

But this openness has had the paradoxical effect of closing the American mind.